Finding the Fourth Proportional to 152,164, 209,987.04 and 85,096

Step by Step Solution

1. Step 1: Write the proportion equation
   152,164 : 209,987.04 = 85,096 : x
2. Step 2: Convert to fraction form
   152,164/209,987.04 = 85,096/x
3. Step 3: Cross multiply
   152,164x = 209,987.04 × 85,096
4. Step 4: Simplify right side
   152,164x = 17,869,057,155.84
5. Step 5: Solve for x
   x = 17,869,057,155.84/152,164
6. Step 6: Final answer
   x = 117,432.88